Index: /trunk/MagicSoft/Mars/macros/tutorials/mirrordelay.C
===================================================================
--- /trunk/MagicSoft/Mars/macros/tutorials/mirrordelay.C	(revision 8320)
+++ /trunk/MagicSoft/Mars/macros/tutorials/mirrordelay.C	(revision 8321)
@@ -28,6 +28,6 @@
     TF1 fsph("Sphere", "-sqrt([0]*[0] - x*x)+[0]");
 
-    Double_t F = 4.5; // Fokallaenge = 1/4a
-    Double_t D = 4.5; // Mirror Diameter
+    Double_t F = 4.92; // Fokallaenge = 1/4a
+    Double_t D = 4.5;  // Mirror Diameter
     Double_t x = 1.85;
 
@@ -82,5 +82,5 @@
 
     f->GetXaxis()->SetTitle("x [m]");
-    f->GetYaxis()->SetTitle("delay [ns]");
+    f->GetYaxis()->SetTitle("Delay \\Delta t [ns]");
     f->GetXaxis()->CenterTitle();
 }